Home / 1,070.34-1,479.77-1,024.44

Finding the Fourth Proportional to 1,070.34, 1,479.77 and 1,024.44

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Solution

The fourth proportional to 1,070.34, 1,479.77 and 1,024.44 is: 1,416.31

Step by Step Solution

  1. Step 1: Write the proportion equation
    1,070.34 : 1,479.77 = 1,024.44 : x
  2. Step 2: Convert to fraction form
    1,070.34/1,479.77 = 1,024.44/x
  3. Step 3: Cross multiply
    1,070.34x = 1,479.77 × 1,024.44
  4. Step 4: Simplify right side
    1,070.34x = 1,515,935.58
  5. Step 5: Solve for x
    x = 1,515,935.58/1,070.34
  6. Step 6: Final answer
    x = 1,416.31

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Why These Related Problems?

These problems maintain the same ratio (1.38) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.